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【单选题】
可观察到周围血管征的先天性心脏病是A.
室间隔缺损
B.
房间隔缺损
C.
动脉导管未闭
D.
法洛四联症
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举一反三
【单选题】You'll have to use the stairs. I'm afraid the lift is out of ________. [ ]
A.
order
B.
work
C.
date
D.
touch
【单选题】President Enrique Pena Nieto has encouraged Mexicans to walk more, use stairs and exercise one hour every day as he launched a campaign against the unrestrained obesity and diabetes(糖尿病). ' We cant ke...
A.
epidemic
B.
academic
C.
dynamic
D.
ceramic
【单选题】Use the stairs instead of the elevator ______________ fire.
A.
in case
B.
in the case
C.
in case of
D.
in case that
【单选题】What is NOT the mans suggestion?
A.
Try to eat less.
B.
Walk more quickly.
C.
Use the stairs.
D.
Avoid fast foods.
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